/*
 * Copyright 2022 Bytedance Inc.
 *
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.bytedance.primus.webapp;

import com.google.inject.Inject;
import org.apache.hadoop.yarn.webapp.hamlet2.Hamlet;
import org.apache.hadoop.yarn.webapp.hamlet2.Hamlet.DIV;
import org.apache.hadoop.yarn.webapp.view.HtmlBlock;

/**
 * The navigation block for the history server
 */
public class HsNavBlock extends HtmlBlock {

  @Inject
  HsNavBlock() { }

  /*
   * (non-Javadoc)
   * @see org.apache.hadoop.yarn.webapp.view.HtmlBlock#render(org.apache.hadoop.yarn.webapp.view.HtmlBlock.Block)
   */
  @Override
  protected void render(Block html) {
    DIV<Hamlet> nav = html.
        div("#nav").
        h3("Application").
        ul().
        li().a("/", "List").__().__();
    nav.
        h3("Tools").
        ul().
        li().a("/conf", "Configuration").__().
        li().a("/logs", "Local logs").__().
        li().a("/stacks", "Server stacks").__().
        li().a("/metrics", "Server metrics").__().__().__();
  }
}
